Prayer clock



FIG. 1 is a front elevational view of a prayer clock showing my new design;

FIG. 2 is a back elevational view thereof;

FIG. 3 is a side elevational view thereof from one side;

FIG. 4 is a side elevational view thereof from the other side;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for prayer clock, as shown and described. 